from sklearn.preprocessing import MinMaxScaler


def mm():
	mm = MinMaxScaler();
	data = mm.fit_transform([[90,2,10,40],[60,4,15,45],[75,3,13,46]])
	"""
	[[1.         0.         0.         0.        ]
 	[0.         1.         1.         0.83333333]
 	[0.5        0.5        0.6        1.        ]
	"""
	print(data)
if __name__ =='__main__':
	mm()
